Drawing a Scene

One thing that I have learned is that Tungsten is an ideal metal to use for the metal rods that are used for the and that the current has to be a positive flow going one direction and a negative flow going in the opposite direction...showing in the image to the left (part of the image is coverd....to see full sized image click on this image). I learned this through the online wikipedia...and searching for (railgun). The thing that makes this research source especially informative and trustworthy is that it was typed at one point and time by someone that knew what they were doing and what they were talking about.